/*
 * This file is part of Applied Energistics 2.
 * Copyright (c) 2013 - 2014, AlgorithmX2, All rights reserved.
 *
 * Applied Energistics 2 is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Applied Energistics 2 is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with Applied Energistics 2.  If not, see <http://www.gnu.org/licenses/lgpl>.
 */

package appeng.client.gui.implementations;

import java.io.IOException;

import appeng.api.config.*;
import appeng.client.gui.widgets.GuiImgButton;
import appeng.client.gui.widgets.GuiNumberBox;
import appeng.container.implementations.ContainerLevelEmitter;
import appeng.core.AEConfig;
import appeng.core.AELog;
import appeng.core.localization.GuiText;
import appeng.core.sync.network.NetworkHandler;
import appeng.core.sync.packets.PacketConfigButton;
import appeng.core.sync.packets.PacketValueConfig;
import appeng.parts.automation.PartLevelEmitter;
import net.minecraft.client.gui.GuiButton;
import net.minecraft.entity.player.InventoryPlayer;
import org.lwjgl.input.Mouse;

public class GuiLevelEmitter extends GuiUpgradeable {
    private GuiNumberBox level;

    private GuiButton plus1;
    private GuiButton plus10;
    private GuiButton plus100;
    private GuiButton plus1000;
    private GuiButton minus1;
    private GuiButton minus10;
    private GuiButton minus100;
    private GuiButton minus1000;

    private GuiImgButton levelMode;
    private GuiImgButton craftingMode;

    public GuiLevelEmitter(
        final InventoryPlayer inventoryPlayer, final PartLevelEmitter te
    ) {
        super(new ContainerLevelEmitter(inventoryPlayer, te));
    }

    @Override
    public void initGui() {
        super.initGui();

        this.level = new GuiNumberBox(
            this.fontRendererObj,
            this.guiLeft + 24,
            this.guiTop + 43,
            79,
            this.fontRendererObj.FONT_HEIGHT,
            Long.class
        );
        this.level.setEnableBackgroundDrawing(false);
        this.level.setMaxStringLength(16);
        this.level.setTextColor(0xFFFFFF);
        this.level.setVisible(true);
        this.level.setFocused(true);
        ((ContainerLevelEmitter) this.inventorySlots).setTextField(this.level);
    }

    @Override
    protected void addButtons() {
        this.levelMode = new GuiImgButton(
            this.guiLeft - 18, this.guiTop + 8, Settings.LEVEL_TYPE, LevelType.ITEM_LEVEL
        );
        this.redstoneMode = new GuiImgButton(
            this.guiLeft - 18,
            this.guiTop + 28,
            Settings.REDSTONE_EMITTER,
            RedstoneMode.LOW_SIGNAL
        );
        this.fuzzyMode = new GuiImgButton(
            this.guiLeft - 18, this.guiTop + 48, Settings.FUZZY_MODE, FuzzyMode.IGNORE_ALL
        );
        this.craftingMode = new GuiImgButton(
            this.guiLeft - 18, this.guiTop + 48, Settings.CRAFT_VIA_REDSTONE, YesNo.NO
        );

        final int a = AEConfig.instance.levelByStackAmounts(0);
        final int b = AEConfig.instance.levelByStackAmounts(1);
        final int c = AEConfig.instance.levelByStackAmounts(2);
        final int d = AEConfig.instance.levelByStackAmounts(3);

        this.buttonList.add(
            this.plus1
            = new GuiButton(0, this.guiLeft + 20, this.guiTop + 17, 22, 20, "+" + a)
        );
        this.buttonList.add(
            this.plus10
            = new GuiButton(0, this.guiLeft + 48, this.guiTop + 17, 28, 20, "+" + b)
        );
        this.buttonList.add(
            this.plus100
            = new GuiButton(0, this.guiLeft + 82, this.guiTop + 17, 32, 20, "+" + c)
        );
        this.buttonList.add(
            this.plus1000
            = new GuiButton(0, this.guiLeft + 120, this.guiTop + 17, 38, 20, "+" + d)
        );

        this.buttonList.add(
            this.minus1
            = new GuiButton(0, this.guiLeft + 20, this.guiTop + 59, 22, 20, "-" + a)
        );
        this.buttonList.add(
            this.minus10
            = new GuiButton(0, this.guiLeft + 48, this.guiTop + 59, 28, 20, "-" + b)
        );
        this.buttonList.add(
            this.minus100
            = new GuiButton(0, this.guiLeft + 82, this.guiTop + 59, 32, 20, "-" + c)
        );
        this.buttonList.add(
            this.minus1000
            = new GuiButton(0, this.guiLeft + 120, this.guiTop + 59, 38, 20, "-" + d)
        );

        this.buttonList.add(this.levelMode);
        this.buttonList.add(this.redstoneMode);
        this.buttonList.add(this.fuzzyMode);
        this.buttonList.add(this.craftingMode);
    }

    @Override
    public void
    drawFG(final int offsetX, final int offsetY, final int mouseX, final int mouseY) {
        final boolean notCraftingMode
            = this.bc.getInstalledUpgrades(Upgrades.CRAFTING) == 0;

        // configure enabled status...
        this.level.setEnabled(notCraftingMode);
        this.plus1.enabled = notCraftingMode;
        this.plus10.enabled = notCraftingMode;
        this.plus100.enabled = notCraftingMode;
        this.plus1000.enabled = notCraftingMode;
        this.minus1.enabled = notCraftingMode;
        this.minus10.enabled = notCraftingMode;
        this.minus100.enabled = notCraftingMode;
        this.minus1000.enabled = notCraftingMode;
        this.levelMode.enabled = notCraftingMode;
        this.redstoneMode.enabled = notCraftingMode;

        super.drawFG(offsetX, offsetY, mouseX, mouseY);

        if (this.craftingMode != null) {
            this.craftingMode.set(this.cvb.getCraftingMode());
        }

        if (this.levelMode != null) {
            this.levelMode.set(((ContainerLevelEmitter) this.cvb).getLevelMode());
        }
    }

    @Override
    public void
    drawBG(final int offsetX, final int offsetY, final int mouseX, final int mouseY) {
        super.drawBG(offsetX, offsetY, mouseX, mouseY);
        this.level.drawTextBox();
    }

    @Override
    protected void handleButtonVisibility() {
        this.craftingMode.setVisibility(
            this.bc.getInstalledUpgrades(Upgrades.CRAFTING) > 0
        );
        this.fuzzyMode.setVisibility(this.bc.getInstalledUpgrades(Upgrades.FUZZY) > 0);
    }

    @Override
    protected String getBackground() {
        return "guis/lvlemitter.png";
    }

    @Override
    protected GuiText getName() {
        return GuiText.LevelEmitter;
    }

    @Override
    protected void actionPerformed(final GuiButton btn) {
        super.actionPerformed(btn);

        final boolean backwards = Mouse.isButtonDown(1);

        if (btn == this.craftingMode) {
            NetworkHandler.instance.sendToServer(
                new PacketConfigButton(this.craftingMode.getSetting(), backwards)
            );
        }

        if (btn == this.levelMode) {
            NetworkHandler.instance.sendToServer(
                new PacketConfigButton(this.levelMode.getSetting(), backwards)
            );
        }

        final boolean isPlus = btn == this.plus1 || btn == this.plus10
            || btn == this.plus100 || btn == this.plus1000;
        final boolean isMinus = btn == this.minus1 || btn == this.minus10
            || btn == this.minus100 || btn == this.minus1000;

        if (isPlus || isMinus) {
            this.addQty(this.getQty(btn));
        }
    }

    private void addQty(final long i) {
        try {
            String Out = this.level.getText();

            boolean Fixed = false;
            while (Out.startsWith("0") && Out.length() > 1) {
                Out = Out.substring(1);
                Fixed = true;
            }

            if (Fixed) {
                this.level.setText(Out);
            }

            if (Out.isEmpty()) {
                Out = "0";
            }

            long result = Long.parseLong(Out);
            result += i;
            if (result < 0) {
                result = 0;
            }

            this.level.setText(Out = Long.toString(result));

            NetworkHandler.instance.sendToServer(
                new PacketValueConfig("LevelEmitter.Value", Out)
            );
        } catch (final NumberFormatException e) {
            // nope..
            this.level.setText("0");
        } catch (final IOException e) {
            AELog.debug(e);
        }
    }

    @Override
    protected void keyTyped(final char character, final int key) {
        if (!this.checkHotbarKeys(key)) {
            if ((key == 211 || key == 205 || key == 203 || key == 14
                 || Character.isDigit(character))
                && this.level.textboxKeyTyped(character, key)) {
                try {
                    String Out = this.level.getText();

                    boolean Fixed = false;
                    while (Out.startsWith("0") && Out.length() > 1) {
                        Out = Out.substring(1);
                        Fixed = true;
                    }

                    if (Fixed) {
                        this.level.setText(Out);
                    }

                    if (Out.isEmpty()) {
                        Out = "0";
                    }

                    NetworkHandler.instance.sendToServer(
                        new PacketValueConfig("LevelEmitter.Value", Out)
                    );
                } catch (final IOException e) {
                    AELog.debug(e);
                }
            } else {
                super.keyTyped(character, key);
            }
        }
    }
}